Defensive publication

ABSTRACT

A LAMINAR STRUCTURE COMPRISING A CORE OF ORIENTED CLOSED CELL STYRENE POLYMER FOAM OF SPECIFIC ELONGATION AND TENSILE MODULUS HAVING FABRIC AND THERMOFORMABLE THERMOPLASTIC FILM BONDED TO A FIRST AND SECOND SIDE OF A FOAM CORE, RESPECTIVELY.

DEFENSIVE U LICATION UNITED STATES PATENT OFFICE Published at therequest of the applicant or owner in accordance with the Notice of Dec.16, 1969, 869 0.G. 687. The abstracts of Defensive Publicationapplications are identified by distinctly numbered series and arearranged chronologically. The heading of each abstract indicates thenumber of pages of specification, including claims and sheets ofdrawings contained in the application as originally filed. The files ofthese applications are available to the public for inspection andreproduction may he purchased for 30 cents a sheet.

Defensive Publication applications have not been examined as to themerits of alleged invention. The Patent Oflice makes no assertion as tothe novelty of the disclosed subject matter.

Published. March 16, 1971 884 O.G. v"('32 T884,010 ORIENTED FOAMLAJVIINAR STRUCTURES Leon Edward Wolinski, Buffalo, N.Y., assignor to E.L du Pont de Nemours and Company, Wilmington, Del. Filed Jan. 22, 1970,Ser. No. 5,138 Int. Cl. B32!) 3/12 US. Cl. 161-88 No Drawing. 5 PagesSpecification A laminar structure comprising a core of oriented closedcell styrene polymer foam of specific elongation and tensile modulushaving fabric and thermoformable thermoplastic film bonded to a firstand second side of a foam core, respectively.

